NASA's National Aeronautics and Space Administration (NASA) is seeking to procure replacement hermetically sealed electrical feedthroughs for the Propulsion Test Office's Test Stand 403 at the White Sands Test Facility (WSTF). The objective of this procurement is to upgrade obsolete electrical feedthroughs to support the development and testing of the Orion Main Engine (OME) for NASA's Artemis missions, ensuring compatibility with various propellants and suitability for vacuum conditions. The work is scheduled to take place from March 1, 2025, to December 1, 2025, with the contract intended to be awarded on a sole source basis to Douglas Electrical Components Inc., the sole provider of the required components. Interested organizations must submit their capabilities and qualifications in writing to Sara Jusino-Terry at sara.a.jusino-terry@nasa.gov by 12 p.m. Central Standard Time on March 17, 2025, to be considered for this procurement.